exports.ext2type = {
 '.a': 'application/octet-stream',
 '.ai': 'application/postscript',
 '.aif': 'audio/x-aiff',
 '.aifc': 'audio/x-aiff',
 '.aiff': 'audio/x-aiff',
 '.au': 'audio/basic',
 '.avi': 'video/x-msvideo',
 '.bat': 'text/plain',
 '.bcpio': 'application/x-bcpio',
 '.bin': 'application/octet-stream',
 '.bmp': 'image/x-ms-bmp',
 '.c': 'text/plain',
 '.cdf': 'application/x-netcdf',
 '.cpio': 'application/x-cpio',
 '.csh': 'application/x-csh',
 '.css': 'text/css',
 '.dll': 'application/octet-stream',
 '.doc': 'application/msword',
 '.dot': 'application/msword',
 '.dvi': 'application/x-dvi',
 '.eml': 'message/rfc822',
 '.eps': 'application/postscript',
 '.etx': 'text/x-setext',
 '.exe': 'application/octet-stream',
 '.gif': 'image/gif',
 '.gtar': 'application/x-gtar',
 '.h': 'text/plain',
 '.hdf': 'application/x-hdf',
 '.htm': 'text/html',
 '.html': 'text/html',
 '.ief': 'image/ief',
 '.jpe': 'image/jpeg',
 '.jpeg': 'image/jpeg',
 '.jpg': 'image/jpeg',
 '.js': 'application/x-javascript',
 '.ksh': 'text/plain',
 '.latex': 'application/x-latex',
 '.m1v': 'video/mpeg',
 '.man': 'application/x-troff-man',
 '.me': 'application/x-troff-me',
 '.mht': 'message/rfc822',
 '.mhtml': 'message/rfc822',
 '.mif': 'application/x-mif',
 '.mov': 'video/quicktime',
 '.movie': 'video/x-sgi-movie',
 '.mp2': 'audio/mpeg',
 '.mp3': 'audio/mpeg',
 '.mp4': 'video/mp4',
 '.mpa': 'video/mpeg',
 '.mpe': 'video/mpeg',
 '.mpeg': 'video/mpeg',
 '.mpg': 'video/mpeg',
 '.ms': 'application/x-troff-ms',
 '.nc': 'application/x-netcdf',
 '.nws': 'message/rfc822',
 '.o': 'application/octet-stream',
 '.obj': 'application/octet-stream',
 '.oda': 'application/oda',
 '.p12': 'application/x-pkcs12',
 '.p7c': 'application/pkcs7-mime',
 '.pbm': 'image/x-portable-bitmap',
 '.pdf': 'application/pdf',
 '.pfx': 'application/x-pkcs12',
 '.pgm': 'image/x-portable-graymap',
 '.pl': 'text/plain',
 '.png': 'image/png',
 '.pnm': 'image/x-portable-anymap',
 '.pot': 'application/vnd.ms-powerpoint',
 '.ppa': 'application/vnd.ms-powerpoint',
 '.ppm': 'image/x-portable-pixmap',
 '.pps': 'application/vnd.ms-powerpoint',
 '.ppt': 'application/vnd.ms-powerpoint',
 '.ps': 'application/postscript',
 '.pwz': 'application/vnd.ms-powerpoint',
 '.py': 'text/x-python',
 '.pyc': 'application/x-python-code',
 '.pyo': 'application/x-python-code',
 '.qt': 'video/quicktime',
 '.ra': 'audio/x-pn-realaudio',
 '.ram': 'application/x-pn-realaudio',
 '.ras': 'image/x-cmu-raster',
 '.rdf': 'application/xml',
 '.rgb': 'image/x-rgb',
 '.roff': 'application/x-troff',
 '.rtx': 'text/richtext',
 '.sgm': 'text/x-sgml',
 '.sgml': 'text/x-sgml',
 '.sh': 'application/x-sh',
 '.shar': 'application/x-shar',
 '.snd': 'audio/basic',
 '.so': 'application/octet-stream',
 '.src': 'application/x-wais-source',
 '.sv4cpio': 'application/x-sv4cpio',
 '.sv4crc': 'application/x-sv4crc',
 '.swf': 'application/x-shockwave-flash',
 '.t': 'application/x-troff',
 '.tar': 'application/x-tar',
 '.tcl': 'application/x-tcl',
 '.tex': 'application/x-tex',
 '.texi': 'application/x-texinfo',
 '.texinfo': 'application/x-texinfo',
 '.tif': 'image/tiff',
 '.tiff': 'image/tiff',
 '.tr': 'application/x-troff',
 '.tsv': 'text/tab-separated-values',
 '.txt': 'text/plain',
 '.ustar': 'application/x-ustar',
 '.vcf': 'text/x-vcard',
 '.wav': 'audio/x-wav',
 '.wiz': 'application/msword',
 '.wsdl': 'application/xml',
 '.xbm': 'image/x-xbitmap',
 '.xlb': 'application/vnd.ms-excel',
 '.xls': 'application/vnd.ms-excel',
 '.xml': 'text/xml',
 '.xpdl': 'application/xml',
 '.xpm': 'image/x-xpixmap',
 '.xsl': 'application/xml',
 '.xwd': 'image/x-xwindowdump',
 '.zip': 'application/zip',

 // These are not from python but custom.
 '.csv': 'text/csv'
};
